/**
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.opensymphony.able.util;

import java.lang.reflect.Array;
import java.util.Collection;

/**
 * Some collection helper methods
 * 
 * version $Revision: 1 $
 */
public class CollectionHelper {

	/**
	 * Returns the size of the collection or array
	 */
	public static int size(Object collection) {
		if (collection instanceof Collection) {
			Collection value = (Collection) collection;
			return value.size();
		} else if (collection != null) {
			if (collection.getClass().isArray()) {
				return Array.getLength(collection);
			}
		}
		return 0;
	}
}
